Horizon3 AI

Federal Platform Engineer

Horizon3 AI
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4 hours ago
Remote, United StatesSenior

Base Salary

$200k - $230k/yr

Responsibilities

  • Implement scalable, secure, and resilient cloud-native application platforms across AWS regions and federal environments.
  • Improve development and deployment processes so engineers can deploy confidently and efficiently.
  • Design internal platform tooling to collect telemetry and measure platform effectiveness.
  • Create Terraform modules and Crossplane compositions for broad engineering consumption.
  • Support infrastructure as code, platform operations, automation, and CI/CD practices.
  • Evaluate technologies and automation patterns for application hosting and infrastructure provisioning.
  • Contribute to technical documentation, project management, prioritization, and work allocation.

Requirements

  • 5+ years of experience in DevOps, platform engineering, or related roles.
  • Bachelor’s degree in Computer Science or STEM, or equivalent experience.
  • Go experience is required; Python experience is a plus.
  • Experience with AWS, Kubernetes, Terraform, Crossplane, GitLab CI/CD, Ansible, Docker, and platform operations tooling.
  • Strong solution design, analytical problem-solving, technical documentation, communication, prioritization, and time-management skills.
  • Experience using Claude Code or other AI-enabled development tooling.
  • US citizenship is required.
  • Possess or have the ability to gain and maintain a Top Secret security clearance.
  • Experience with FedRAMP, CC SRG, NIST 800-53, or the Authority to Operate process is a plus.

Benefits

  • Fully remote work environment with up to 5% travel; job-related travel expenses require manager approval.
  • Competitive salary and benefits package, with possible performance bonuses, equity options, and other benefits.
  • Growth opportunities, a collaborative innovation-driven culture, and an inclusive and diverse workplace.

Tech Stack

AnsibleArgo CDAWSDatadogDockerGitLab CI/CDGoKubernetesPostgreSQLPythonTerraform

Categories

Horizon3 AI

About Horizon3 AI

501-1,000 employees

Horizon3 AI builds NodeZero, a proactive security platform that autonomously performs penetration testing and validates attack paths across on‑prem, cloud, and hybrid environments. The company sells its software by subscription to security and IT teams at enterprises and government agencies, helping prioritize and verify fixes. Founded in 2019 and headquartered in San Francisco, it is privately held and serves customers across regulated industries and the public sector.

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